Invention Grant
- Patent Title: Adaptor flange for rotary control device
- Patent Title (中): 旋转控制装置适配器法兰
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Application No.: US13247485Application Date: 2011-09-28
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Publication No.: US09038729B2Publication Date: 2015-05-26
- Inventor: Trung Leduc , Sudar Chellappa
- Applicant: Trung Leduc , Sudar Chellappa
- Applicant Address: US TX Houston
- Assignee: Smith International, Inc.
- Current Assignee: Smith International, Inc.
- Current Assignee Address: US TX Houston
- Main IPC: E21B7/12
- IPC: E21B7/12 ; E21B33/08 ; E21B19/00
Abstract:
An adapter assembly having a sealing element, a drive bushing, and an adapter flange disposed between the sealing element and the drive bushing. Also, a method of assembling a rotational control device that includes coupling mechanically an adapter flange to a sealing element, coupling mechanically the adapter flange to a drive bushing, and installing the adapter flange, sealing element, and drive bushing in the rotational control device.
Public/Granted literature
- US20120073113A1 ADAPTOR FLANGE FOR ROTARY CONTROL DEVICE Public/Granted day:2012-03-29
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